We're sorry but this application doesn't work properly without JavaScript enabled. Please enable it to continue.
Beta Application: (FZ) - FlashZilla Beta: AQ450 / AQ250 (09G Transmissions)
Our FlashZilla Pro **09G **OBD-II flashing** **protocol is now in Open Beta for applicable AQ450 8-speed and AQ250 6-speed automatic transmissions! This beta is primarily targeting Volkswagen Atlas and Tiguan's equipped with AQ450 8-Speed automatic (09G) transmissions (See list below). We are also looking for various other 09G transmissions, such as AQ250 6-speed, if you have another 09G please see the * Note at the bottom of this page. **You do not need to apply for this Beta, simply connect your FlashZilla Pro to one of the applicable vehicles and tune as normal.** (See full list below) Please note that InstaTune support may be limited during this Beta. If you do not see any available tunes in TuneZilla Portal, please select "Add new TCU tune" then "Please contact us to proceed with tuning" to submit a tune request. ----- FlashZilla Pro (FZP), formerly FlashZilla Lite, is a personal flashing tool that allows users to connect their vehicle directly to our Instatune platform for quick access to purchase, download, and manage their ECU and TCU tunes through our TuneZilla Portal Application. FZP also allows users to create tune requests directly from the Portal application. Once our Calibrators have created your tune, it will automatically populate in your account where you can flash it via OBD using the FZP dongle. TuneZilla Portal desktop application requires a compatible 64-bit Windows 10 and 11 computer. Download now from [portal.tunezilla.com](http://portal.tunezilla.com) ----- **Applicable to:** - 2017 - 2023* VW Atlas / Atlas Cross Sport **3.6 VR6 FSI (CDVC)** - 2018 - 2022* VW Atlas / Atlas Cross Sport** 2.0 TSI (DCGA)** - 2018 - 2021* VW Tiguan **2.0 TSI (DGUA)** with/without 4Motion > * Note: Vehicle compatibility varies depending on year, model, **and original file availablility for both ECU and TCU**. If you're unsure, please open a ticket with your **ECU and TCU** Software ID to confirm compatibility. This information can be read off by FlashZilla Pro, VCDS, or OBD11. > > If your 09G equipped vehicle is not on the above list and/or **your TCU original file** is missing from our database, please fill out the form below to learn how you could earn a complimentary TCU tune! > ----- ### You do not need to fill out this form to use this protocol. Simply connect your FlashZilla Pro and tune as normal.
Supported Vehicles
2017-2022* VW Atlas 3.6L (CDVC), 2017-2021* VW Atlas 2.0L (DCGA), 2018-2021* Tiguan 2.0L (DGUA)